no way that's a very bad idea. that's several years in between the two of you and at that stage of life, totally different phases of puberty.
shit's fucked, don't do that. and plus, the parents will inevitably hate you because you'll seem like a scumbag for dating someone so much younger. just don't do it.
"Put your hand on a hot stove for a minute, and it seems like an hour. Sit with a pretty girl for an hour and it seems like a minute, that's relativity."
Haikus are easy
But sometimes they don't make sense
"By and large, jazz has always been like the kind of a man you wouldn't want your daughter to associate with." -Duke Ellington